/**
 * 
 */
package com.game.console;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

/**
 * @author lushouzhi
 *
 */
public class ConsoleAuth {
	private final static String KEY="os12er~!^";
	public static String getPwd(String name){
		int time=(int) (System.currentTimeMillis()/(1000*1000));
		return compute(name+time+KEY).substring(17, 23);
	}
	
	
	private static String compute(String str) {
		MessageDigest md5 = null;
		try {
			md5 = MessageDigest.getInstance("SHA1");
		} catch (NoSuchAlgorithmException e) {
			e.printStackTrace();
		}
		char[] charArray = str.toCharArray();
		byte[] byteArray = new byte[charArray.length];
		for (int i = 0; i < charArray.length; i++)
			byteArray[i] = (byte) charArray[i];
		byte[] md5Bytes = md5.digest(byteArray);
		StringBuffer hexValue = new StringBuffer();
		for (int i = 0; i < md5Bytes.length; i++) {
			int val = ((int) md5Bytes[i]) & 0xff;
			if (val < 16)
				hexValue.append("0");
			hexValue.append(Integer.toHexString(val));
		}
		return hexValue.toString();
	}
}
